kvm: Add .needs_drivers support to check for kvm driver

This patch adds .needs_drivers field in kvm testcases to check for kvm driver.

Link: https://lore.kernel.org/ltp/20260122150652.227342-1-kushalkataria5@gmail.com/
Implements: #1219
Reviewed-by: Martin Doucha <mdoucha@suse.cz>
Reviewed-by: Petr Vorel <pvorel@suse.cz>
Signed-off-by: Kushal Chand K <kushalkataria5@gmail.com>

Author: iamkkushal

testcases/kernel/kvm/kvm_pagefault01.c

@@ -165,6 +165,10 @@ static struct tst_test test = {
 	.setup = setup,
 	.cleanup = tst_kvm_cleanup,
 	.needs_root = 1,
+	.needs_drivers = (const char *const []) {
+		"kvm",
+		NULL
+	},
 	.supported_archs = (const char *const []) {
 		"x86_64",
 		NULL

testcases/kernel/kvm/kvm_svm01.c

@@ -108,6 +108,10 @@ static struct tst_test test = {
 	.test_all = tst_kvm_run,
 	.setup = tst_kvm_setup,
 	.cleanup = tst_kvm_cleanup,
+	.needs_drivers = (const char *const []) {
+		"kvm",
+		NULL
+	},
 	.supported_archs = (const char *const []) {
 		"x86_64",
 		"x86",

testcases/kernel/kvm/kvm_svm02.c

@@ -129,6 +129,10 @@ static struct tst_test test = {
 	.test_all = tst_kvm_run,
 	.setup = tst_kvm_setup,
 	.cleanup = tst_kvm_cleanup,
+	.needs_drivers = (const char *const []) {
+		"kvm",
+		NULL
+	},
 	.supported_archs = (const char *const []) {
 		"x86_64",
 		"x86",

testcases/kernel/kvm/kvm_svm03.c

@@ -154,6 +154,10 @@ static struct tst_test test = {
 	.test_all = run,
 	.setup = setup,
 	.cleanup = cleanup,
+	.needs_drivers = (const char *const []) {
+		"kvm",
+		NULL
+	},
 	.min_cpus = 2,
 	.supported_archs = (const char *const []) {
 		"x86_64",

testcases/kernel/kvm/kvm_svm04.c

@@ -295,6 +295,10 @@ static struct tst_test test = {
 	.test_all = tst_kvm_run,
 	.setup = tst_kvm_setup,
 	.cleanup = tst_kvm_cleanup,
+	.needs_drivers = (const char *const []) {
+		"kvm",
+		NULL
+	},
 	.supported_archs = (const char *const []) {
 		"x86_64",
 		"x86",

testcases/kernel/kvm/kvm_vmx01.c

@@ -269,6 +269,10 @@ static struct tst_test test = {
 	.setup = setup,
 	.cleanup = tst_kvm_cleanup,
 	.needs_root = 1,
+	.needs_drivers = (const char *const []) {
+		"kvm",
+		NULL
+	},
 	.supported_archs = (const char *const []) {
 		"x86_64",
 		"x86",

testcases/kernel/kvm/kvm_vmx02.c

@@ -183,6 +183,10 @@ static struct tst_test test = {
 	.setup = setup,
 	.cleanup = tst_kvm_cleanup,
 	.needs_root = 1,
+	.needs_drivers = (const char *const []) {
+		"kvm",
+		NULL
+	},
 	.supported_archs = (const char *const []) {
 		"x86_64",
 		"x86",